Important Update News

The RRUFF Project (rruff.info) is being updated to improve its interface and content. The beta version of the update is accessible to the public at RRUFF.net. New data is only being added to the beta site. Please note that it is in development, and some components are not functional.

We are grateful to NASA for the funding of this effort.

Powellite R050355

Browse Search Results 
<< Previous |  Back to Search Results |  Next >> 
Record 3042 of 4216  

Name: Powellite
RRUFF ID: R050355
Ideal Chemistry: Ca(MoO4)
Locality: Nasik, India
Source: George Rossman 2204
Owner: RRUFF
Description: Light brown fragment
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ Scheelite (17) ]
Quick search: [ All Powellite samples (2) ]
CHEMISTRY 
RRUFF ID: R050355.2
Sample Description: Microprobe Fragment
Measured Chemistry: Ca1.00Mo1.00O4
Reference File: [ View PDF ]
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented sample
DOWNLOADS:

  To download sample data,
  please select a specific
  orientation angle.
Direction of polarization of laser relative to fiducial mark:
X Min:    X Max:    X Sort:
BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R050355
Wavelength:
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
DOWNLOADS:

Raman Data (RAW) View Graph
RRUFF File
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R050355.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
Resolution:
DOWNLOADS:

Infrared Data (Processed)
RRUFF File
X Min:    X Max:    X Sort:
POWDER DIFFRACTION 
RRUFF ID: R050355.1
Sample Description: Powder
Cell Refinement Output: a: 5.22674(9)Å    b: 5.22674(9)Å    c: 11.4346(3)Å
alpha: 90.°    beta: 90.°    gamma: 90.°   Volume: 312.38(1)Å3    Crystal System: tetragonal
  File Type Information Close
Calculated diffraction file.

  File Type Information Close
Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

DOWNLOADS:

Cell Refinement Data
Cell Refinement Output Data
DIF File
X-ray Data (XY - RAW) View Graph
RRUFF File
X Min:    X Max:    X Sort:
REFERENCES for Powellite

American Mineralogist Crystal Structure Database Record: [view record]

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Melville W H (1891) Powellite - calcium molybdate: A new mineral species, American Journal of Science, 141, 138-141   [view file]

Aleksandrov V B, Gorbatyii L V, Ilyukhin V V (1968) Crystal structure of powellite CaMoO4, Soviet Physics - Crystallography, 13, 414-415   [view file]

Hazen R M, Finger L W (1985) High–pressure crystal chemistry of scheelite-type tungstates and molybdates, Journal of Physics and Chemistry of Solids, 46, 253-263   [link]